Home / 196,321,358.63-270,935,596.04-108,215,157.59

Finding the Fourth Proportional to 196,321,358.63, 270,935,596.04 and 108,215,157.59

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Solution

The fourth proportional to 196,321,358.63, 270,935,596.04 and 108,215,157.59 is: 149,343,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,321,358.63 : 270,935,596.04 = 108,215,157.59 : x
  2. Step 2: Convert to fraction form
    196,321,358.63/270,935,596.04 = 108,215,157.59/x
  3. Step 3: Cross multiply
    196,321,358.63x = 270,935,596.04 × 108,215,157.59
  4. Step 4: Simplify right side
    196,321,358.63x = 29,319,338,222,209,184
  5. Step 5: Solve for x
    x = 29,319,338,222,209,184/196,321,358.63
  6. Step 6: Final answer
    x = 149,343,598.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.